Knife blade



FIG. 1 is a perspective view of the claimed design;

FIG. 2 is a right side view of the claimed design;

FIG. 3 is a top view of the claimed design;

FIG. 4 is a rear view of the claimed design;

FIG. 5 is a front view of the claimed design;

FIG. 6 is a bottom view of the claimed design; and,

FIG. 7 is a left side view of the claimed design.

The ornamental design which is claimed is shown in solid lines in thedrawings. The broken lines in the drawings are for illustrative purposesonly and form no part of the claimed design.

I claim the ornamental design for a knife blade, as shown and described.